50. One question that( )us was: How far were the unknown objects flying? A. do interest B. does interest C. did interest D. did interested ...
37. It was long supposed that the main difference between animals and plants was that the former could move about while the( )could not. A. other B. latter C. another D. later ...
29. It was such a big menu that I didn’t know( ) . A. to choose what B. choose what C. what to choose D. what it chooses ...
15. It is important that we ( ) more attention to the environmental protection. A. would pay B. pay C. to pay D. should have paid ...
9. How much did you( ) that dictionary? A. cost B. spend C. pay for D. take for ...
3. He is not backward. It is just that he has not studied( ). A. enough hard B. hard enough C. hardly enough D. enough hardly ...
33. It is important that we ( ) more attention to the environmental protection. A. would pay B. pay C. to pay D. should have paid ...
15. ( )of them think that is a good idea. A. Anyone B. No one C. None D. Someone ...
6. How much did you( ) that dictionary? A. cost B. spend C. pay for D. take for ...
32. One question that( )us was: How far were the unknown objects flying? A. do interest B. does interest C. did interest D. did interested ...